About Gao Jing
About 陜西省銅川市印台区中医医院口腔科,陜西 銅川,727007
About Yan Qiong
About 銅川市王益区振興口腔診所,陜西 銅川,727000
About Linchuang Yixueyanjiu yu Shijian
About school children
About copper
About oral cavity
About child
About health care
About questionnaire
About health facility
About 宣伝
About 口腔保健
About 保健活動
About 小学生
About 健康知識
About Oral hygiene
About Public health
About 銅
About 川
About 小学生
About 口腔保健
About 知識
About 健康行動
About 調査分析